DROK USB Meter, Digital Multimeter Multifunctional Electrical Tester Capacity Voltage, Current Power Meter Detector Reader with Dual USB Ports

● *7-MODE USB MONITOR* With 7 different modes, DROK USB tester can be used to measure voltage, amperage, capacitance, power going to your phone/battery pack. One button operation, simple and handy.
● *DUAL COLOR LED* Our USB charger tester Red and Blue color dual LED display, which is bright and easy to monitor the charge voltage and current of your digital USB devices to ensure the optimal charge rate.
● *DUAL USB OUTPUT* There are two USB output available which can be used simultaneously. Output I can be used for device charging and data transfer, while output II is only for charging your mobile phones, tablet PCS and etc. Output I Support QC 2.0 9V & 12V charging, but don't insert any device in Output II when using QC 2.0 Charging.
● *MULTIFUNCTION* Our multiple USB Detector can be used for capacitance checking, capacitance clear, over voltage and under voltage alarm, over-current, and short circuit alarm, easily test the power/quality of the chargers and USB cables.

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From the manufacturer